66158404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{20857}}^1$

素因数の和:20935

約数の個数: 24

約数和(自身を含む): 126733208

約数和(自身を除く): 60574804

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 20857, 41714, 83428, 271141, 542282, 1084564, 1272277, 2544554, 5089108, 16539601, 33079202, 66158404]

約数ペア:

[(1, 66158404), (2, 33079202), (4, 16539601), (13, 5089108), (26, 2544554), (52, 1272277), (61, 1084564), (122, 542282), (244, 271141), (793, 83428), (1586, 41714), (3172, 20857)]